東莞市奧亞塑膠原料有限公司

Processing Texts

Injection molding

PREPROCESSING

Drying recommended = Yes, if moisture content of resin exceeds recommended level
Drying temperature = 80°C
Drying time, dehumidified dryer = 2-4 h
Processing moisture content = <0.2 %


PROCESSING

Melt temperature optimum = 290°C
Melt temperature range = 280-300°C
Mould temperature optimum = 70°C
Mould temperature range = 50-90°C
Maximum Screw tangential Speed : 0.4 m/s
Flow front speed : 300 mm/s
Hold pressure optimum : 85 MPa
Hold pressure range : 50-100 MPa
Back pressure : low
Hold pressure time : 4 s/mm
Maximum hold-up time : 15 min

Rheological properties	dry / cond	Unit	Test Standard
Moulding shrinkage, parallel	0.7 / *	%	ISO 294-4, 2577
Moulding shrinkage, normal	1.0 / *	%	ISO 294-4, 2577

Mechanical properties	dry / cond	Unit	Test Standard
Tensile Modulus	3400 / 1940	MPa	ISO 527-1/-2
Yield stress	93 / 65	MPa	ISO 527-1/-2
Yield strain	4.7 / 19	%	ISO 527-1/-2
Nominal strain at break	14 / 40	%	ISO 527-1/-2
Charpy notched impact strength, 23°C	4 / 10	kJ/m²	ISO 179/1eA

Thermal properties	dry / cond	Unit	Test Standard
Melting temperature, 10°C/min	262 / *	°C	ISO 11357-1/-3
Temp. of deflection under load			ISO 75-1/-2
1.8 MPa	78 / *	°C
0.45 MPa	221 / *	°C

Other properties	dry / cond	Unit	Test Standard
Density	1140 / -	kg/m³	ISO 1183

Acids
	Acetic Acid (5% by mass) (23°C)
	Citric Acid solution (10% by mass) (23°C)
	Lactic Acid (10% by mass) (23°C)
	Hydrochloric Acid (36% by mass) (23°C)
	Nitric Acid (40% by mass) (23°C)
	Sulfuric Acid (38% by mass) (23°C)
	Sulfuric Acid (5% by mass) (23°C)
	Chromic Acid solution (40% by mass) (23°C)
Bases
	Sodium Hydroxide solution (35% by mass) (23°C)
	Sodium Hydroxide solution (1% by mass) (23°C)
	Ammonium Hydroxide solution (10% by mass) (23°C)
Alcohols
	Isopropyl alcohol (23°C)
	Methanol (23°C)
	Ethanol (23°C)
Hydrocarbons
	n-Hexane (23°C)
	Toluene (23°C)
	iso-Octane (23°C)
Ketones
	Acetone (23°C)
Ethers
	Diethyl ether (23°C)
Mineral oils
	SAE 10W40 multigrade motor oil (23°C)
	SAE 10W40 multigrade motor oil (130°C)
	SAE 80/90 hypoid-gear oil (130°C)
	Insulating Oil (23°C)
Standard Fuels
	ISO 1817 Liquid 1 - E5 (60°C)
	ISO 1817 Liquid 2 - M15E4 (60°C)
	ISO 1817 Liquid 3 - M3E7 (60°C)
	ISO 1817 Liquid 4 - M15 (60°C)
	Standard fuel without alcohol (pref. ISO 1817 Liquid C) (23°C)
	Standard fuel with alcohol (pref. ISO 1817 Liquid 4) (23°C)
	Diesel fuel (pref. ISO 1817 Liquid F) (23°C)
	Diesel fuel (pref. ISO 1817 Liquid F) (90°C)
	Diesel fuel (pref. ISO 1817 Liquid F) (>90°C)
Salt solutions
	Sodium Chloride solution (10% by mass) (23°C)
	Sodium Hypochlorite solution (10% by mass) (23°C)
	Sodium Carbonate solution (20% by mass) (23°C)
	Sodium Carbonate solution (2% by mass) (23°C)
	Zinc Chloride solution (50% by mass) (23°C)
Other
	Ethyl Acetate (23°C)
	Hydrogen peroxide (23°C)
	DOT No. 4 Brake fluid (130°C)
	Ethylene Glycol (50% by mass) in water (108°C)
	1% nonylphenoxy-polyethyleneoxy ethanol in water (23°C)
	50% Oleic acid + 50% Olive Oil (23°C)
	Water (23°C)
	Water (90°C)
	Phenol solution (5% by mass) (23°C)